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Finding the Fourth Proportional to 61,372.44, 91,894.50 and 35,040.96

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Solution

The fourth proportional to 61,372.44, 91,894.50 and 35,040.96 is: 52,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,372.44 : 91,894.50 = 35,040.96 : x
  2. Step 2: Convert to fraction form
    61,372.44/91,894.50 = 35,040.96/x
  3. Step 3: Cross multiply
    61,372.44x = 91,894.50 × 35,040.96
  4. Step 4: Simplify right side
    61,372.44x = 3,220,071,498.72
  5. Step 5: Solve for x
    x = 3,220,071,498.72/61,372.44
  6. Step 6: Final answer
    x = 52,467.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.